<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="物资名字" prop="supplyname">
        <el-input
          v-model="queryParams.supplyname"
          placeholder="请输入物资名字"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>

      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['materialtable:materialtable:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="el-icon-edit"
          size="mini"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['materialtable:materialtable:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="el-icon-delete"
          size="mini"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['materialtable:materialtable:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="el-icon-download"
          size="mini"
          @click="handleExport"
          v-hasPermi="['materialtable:materialtable:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="materialtableList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="物资id" align="center" prop="supplyid" />
      <el-table-column label="物资名字" align="center" prop="supplyname" />
      <el-table-column label="当前库存" align="center" prop="current" />
      <el-table-column label="计量单位" align="center" prop="unit" />
      <el-table-column label="所属仓库" align="center" prop="warehouseName" />
      <el-table-column label="采购日期" align="center" prop="caigoudata" />
      <el-table-column label="过期日期" align="center" prop="lastdata" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['materialtable:materialtable:edit']"
          >修改</el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['materialtable:materialtable:remove']"
          >删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改物资管理对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="500px" append-to-body>
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="物资名字" prop="supplyname">
          <el-input v-model="form.supplyname" placeholder="请输入物资名字" />
        </el-form-item>
        <el-form-item label="当前库存" prop="current">
          <el-input-number 
            v-model="form.current" 
            :min="1" 
            :max="99999"
            label="当前库存">
          </el-input-number>
        </el-form-item>
        <el-form-item label="计量单位" prop="unit">
          <el-input v-model="form.unit" placeholder="请输入计量单位" />
        </el-form-item>
        <el-form-item label="所属仓库" prop="warehouseid">
          <el-select v-model="form.warehouseid" placeholder="请选择仓库">
            <el-option
              v-for="warehouse in warehouseList"
              :key="warehouse.id"
              :label="warehouse.name" 
              :value="warehouse.id" 
            />
          </el-select>
        </el-form-item>
        <el-form-item label="采购日期" prop="caigoudata">
          <el-date-picker clearable
            v-model="form.caigoudata"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="请选择采购日期">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="过期日期" prop="lastdata">
          <el-date-picker clearable
            v-model="form.lastdata"
            type="date"
            value-format="yyyy-MM-dd"
            placeholder="请选择过期日期">
          </el-date-picker>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listMaterialtable, getMaterialtable, delMaterialtable, addMaterialtable, updateMaterialtable } from "@/api/materialtable/materialtable"
import { listWarehouse } from "@/api/warehouse/warehousemanagement";

export default {
  name: "Materialtable",
  data() {
    return {
      addflag: false,
      warehouseList: [], // 仓库列表
      warehouseMap: {}, // 仓库ID到名称的映射：{仓库ID: 仓库名称}
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 物资管理表格数据
      materialtableList: [],
      // 弹出层标题
      title: "",
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        supplyname: null,
        current: null,
        unit: null,
        warehouseid: null,
        caigoudata: null,
        lastdata: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {}
    }
  },
  created() {
    // 先获取仓库列表，再加载物资列表
    this.getWarehouseList().then(() => {
      this.getList();
    });
  },
  methods: {
    /** 获取仓库列表并建立ID-名称映射 */
    getWarehouseList() {
      return new Promise((resolve, reject) => {
        listWarehouse().then(response => {
          this.warehouseList = response.data || [];
          // 构建仓库ID到名称的映射对象
          this.warehouseMap = this.warehouseList.reduce((map, warehouse) => {
            map[warehouse.id] = warehouse.name;
            return map;
          }, {});
          resolve();
        }).catch(error => {
          console.error("获取仓库列表失败：", error);
          reject(error);
        });
      });
    },

    /** 查询物资管理列表（处理仓库名称显示） */
    getList() {
      this.loading = true;
      listMaterialtable(this.queryParams).then(response => {
        // 为每条物资数据添加仓库名称字段
        this.materialtableList = (response.rows || []).map(item => {
          // 根据仓库ID获取名称，若未找到则显示“未知仓库”
          item.warehouseName = this.warehouseMap[item.warehouseid] || "未知仓库";
          return item;
        });
        this.total = response.total || 0;
        this.loading = false;
      }).catch(error => {
        console.error("获取物资列表失败：", error);
        this.loading = false;
      });
    },

    // 取消按钮
    cancel() {
      this.open = false;
      this.reset();
    },

    // 表单重置
    reset() {
      this.form = {
        supplyid: null,
        supplyname: null,
        current: null,
        unit: null,
        warehouseid: null,
        caigoudata: null,
        lastdata: null
      };
      this.resetForm("form");
    },

    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1;
      this.getList();
    },

    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm("queryForm");
      this.handleQuery();
    },

    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.supplyid);
      this.single = selection.length!==1;
      this.multiple = !selection.length;
    },

    /** 新增按钮操作 */
    handleAdd() {
      this.reset();
      this.addflag = true;
      this.open = true;
      this.title = "添加物资管理";
    },

    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset();
      const supplyid = row.supplyid || this.ids;
      getMaterialtable(supplyid).then(response => {
        this.form = response.data;
        this.addflag = false;
        this.open = true;
        this.title = "修改物资管理";
      });
    },

    /** 提交按钮 */
    submitForm() {
      this.$refs["form"].validate(valid => {
        if (valid) {
          if (this.form.supplyid != null) {
            updateMaterialtable(this.form).then(response => {
              this.$modal.msgSuccess("修改成功");
              this.open = false;
              this.getList();
            });
          } else {
            addMaterialtable(this.form).then(response => {
              this.$modal.msgSuccess("新增成功");
              this.open = false;
              this.getList();
            });
          }
        }
      });
    },

    /** 删除按钮操作 */
    handleDelete(row) {
      const supplyids = row.supplyid || this.ids;
      this.$modal.confirm(`是否确认删除物资管理编号为"${supplyids}"的数据项？`).then(() => {
        return delMaterialtable(supplyids);
      }).then(() => {
        this.getList();
        this.$modal.msgSuccess("删除成功");
      }).catch(() => {});
    },

    /** 导出按钮操作 */
    handleExport() {
      this.download('materialtable/materialtable/export', {
        ...this.queryParams
      }, `materialtable_${new Date().getTime()}.xlsx`);
    }
  }
}
</script>